Home / what ports does windows update use What ports does windows update use 07/04/2021 If there is a corporate firewall in between WSUS and also the Net, you can need to connumber that firewall to ensure WSUS can achieve updates. To obtain updays from Microsoft Update, the WSUS server supplies port 443 for HTTPS protocol. Although many of corporate firewall surfaces enable this form of website traffic, tright here are some companies that restrict Web access from the servers due the company"s defense policies. if your agency restricts access, you must obtain authorization to allow Net accessibility from WSUS to the adhering to list of URLs:http://*.windowsupdate.microsoft.comhttps://*.windowsupdate.microsoft.comhttp://*.upday.microsoft.comhttps://*.upday.microsoft.comhttp://*.windowsupday.comhttp://*.downpack.windowsupday.comRefer even more,https://docs.microsoft.com/en-us/windows-server/administration/windows-server-update-services/deploy/2-configure-wsusTuesday, February 25, 2020 9:40 AM 0 Sign in to vote Hi rAlph,Windows Upday calls for TCP port 80, 443, and also 49152-65535.You watching: What ports does windows update useThe IP attend to for the Windows Update web site constantly changes and also it is not a addressed deal with. Also, tright here is no main publication of the IP addresses. We normally advise versus defining IP addresses on the firewall for this objective. Instead, we imply either allowing all outbound relationships to http & https ports or specifying the DNS addresses as permitted desticountries for web traffic via the firewall.See more: How To Fix Windows Stuck On Just A Moment, Can'T Do Anything ElseFor up-to-date information around the IP"s being offered by Windows Upday, usage the DNS system, as this is the just trusted approximately day source of indevelopment. If you use DNS, make sure the complying with destination hosts are specified:http://windowsupdate.microsoft.comhttp://*.windowsupdate.microsoft.comhttps://*.windowsupday.microsoft.comhttp://*.upday.microsoft.comhttps://*.update.microsoft.comhttp://*.windowsupday.comhttp://downpack.windowsupday.comhttp://downfill.microsoft.comhttp://*.download.windowsupdate.comhttp://wustat.windows.comhttp://ntservicepack.microsoft.comhttp://stats.microsoft.comhttps://stats.microsoft.comAlso check this equivalent situation for a hint, the proposed reply is worthwhile to trying.See more: Call Of Duty Ww2 Wont Start, Cod Ww2 Won'T Start : Wwiihttps://vr-tab-quebec.com/Forums/Lync/en-US/b596aa81-2775-496c-b159-dcfc5c5bf22d/windows-update-ip-addresses-range-and-subnet-mask-for-windows-server-2008?forum=winserversecurityRegards"Windows 10 Installation, Setup, and also Deployment" forum will be moving to a brand-new house onMicrosoft Q&A (Preview)!We invite you to write-up brand-new questions in the "Windows 10 Installation, Setup, and also Deployment" forum’s brand-new house onMicrosoft Q&A (Preview)!For even more information, please describe the sticky short article.